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initial packets are header packets that contain codec identication information. ogg can contain other types such as text. capture initial packets. remove unused #define

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git-svn-id: file:///srv/svn/repos/haiku/trunk/current@5761 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
shatty
2003-12-26 11:41:59 +00:00
parent dd47be5008
commit fa5c397539
2 changed files with 15 additions and 7 deletions
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src/add-ons/media/plugins/ogg/OggReaderPlugin.cpp
+14 -7
View File
@@ -14,8 +14,6 @@
#define TRACE(a...) ((void)0)
#endif
#define OGG_BUFFER_SIZE (B_PAGE_SIZE*8)
oggReader::oggReader()
{
TRACE("oggReader::oggReader\n");
@@ -138,6 +136,15 @@ oggReader::Sniff(int32 *streamCount)
#endif STRICT_OGG
while (ogg_page_bos(&page) > 0) {
int serialno = ogg_page_serialno(&page);
ogg_stream_state * stream = &fStreams[serialno];
ogg_packet packet;
fInitialHeaderPackets[serialno] = packet;
if (ogg_stream_packetout(stream,&fInitialHeaderPackets[serialno]) != 1) {
#ifdef STRICT_OGG
return B_ERROR;
#endif STRICT_OGG
}
if (GetPage(&page,4096,short_page) != B_OK) {
return B_ERROR;
}
@@ -151,9 +158,10 @@ oggReader::GetFileFormatInfo(media_file_format *mff)
{
TRACE("oggReader::GetFileFormatInfo\n");
mff->capabilities = media_file_format::B_READABLE
| media_file_format::B_IMPERFECTLY_SEEKABLE
| media_file_format::B_KNOWS_ENCODED_VIDEO
| media_file_format::B_KNOWS_ENCODED_AUDIO
| media_file_format::B_IMPERFECTLY_SEEKABLE;
| media_file_format::B_KNOWS_OTHER;
mff->family = B_MISC_FORMAT_FAMILY;
mff->version = 100;
strcpy(mff->mime_type, "application/ogg");
@@ -196,13 +204,12 @@ oggReader::GetStreamInfo(void *cookie, int64 *frameCount, bigtime_t *duration,
{
TRACE("oggReader::GetStreamInfo\n");
debugger("oggReader::GetStreamInfo");
// ogg_stream_state * stream = static_cast<ogg_stream_state *>(cookie);
ogg_stream_state * stream = static_cast<ogg_stream_state *>(cookie);
memset(format, 0, sizeof(*format));
*frameCount = -1; // don't know
*duration = -1; // don't know
// no info
*infoBuffer = 0;
*infoSize = 0;
*infoBuffer = (void*)fInitialHeaderPackets[stream->serialno].packet;
*infoSize = (int32)fInitialHeaderPackets[stream->serialno].bytes;
return B_OK;
}
src/add-ons/media/plugins/ogg/OggReaderPlugin.h
+1
View File
@@ -41,6 +41,7 @@ private:
bool short_page = false);
ogg_sync_state fSync;
ogg_packet_map fInitialHeaderPackets;
ogg_stream_map fStreams;
ogg_packet_map fPackets;
};